163650070 has 16 divisors (see below), whose sum is σ = 299563920. Its totient is φ = 64350304.

The previous prime is 163650043. The next prime is 163650073. The reversal of 163650070 is 70056361.

163650070 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×163650070² = 53562690822009800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163650073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138097 + ... + 139276.

It is an arithmetic number, because the mean of its divisors is an integer number (18722745).

Almost surely, 2^163650070 is an apocalyptic number.

163650070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

163650070 is a deficient number, since it is larger than the sum of its proper divisors (135913850).

163650070 is a wasteful number, since it uses less digits than its factorization.

163650070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277439.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 163650070 is about 12792.5787079853. The cubic root of 163650070 is about 546.9807786461.

The spelling of 163650070 in words is "one hundred sixty-three million, six hundred fifty thousand, seventy".